cryptodev: add private session size retrieval function

[dpdk.git] / lib / librte_cryptodev / rte_cryptodev.c

diff --git a/lib/librte_cryptodev/rte_cryptodev.c b/lib/librte_cryptodev/rte_cryptodev.c
index cf444c0..5e9f823 100644 (file)
--- a/lib/librte_cryptodev/rte_cryptodev.c
+++ b/lib/librte_cryptodev/rte_cryptodev.c
@@ -1278,6 +1278,26 @@ rte_cryptodev_sym_session_free(uint8_t dev_id,
        return NULL;
 }
 
+unsigned int
+rte_cryptodev_get_private_session_size(uint8_t dev_id)
+{
+       struct rte_cryptodev *dev;
+       unsigned int priv_sess_size;
+
+       if (!rte_cryptodev_pmd_is_valid_dev(dev_id))
+               return 0;
+
+       dev = rte_cryptodev_pmd_get_dev(dev_id);
+
+       if (*dev->dev_ops->session_get_size == NULL)
+               return 0;
+
+       priv_sess_size = (*dev->dev_ops->session_get_size)(dev);
+
+       return priv_sess_size;
+
+}
+
 /** Initialise rte_crypto_op mempool element */
 static void
 rte_crypto_op_init(struct rte_mempool *mempool,